The Great Barrier Reef stretches along Australia’s northeast coast, forming the largest coral reef system on Earth and one of the planet’s most complex living ecosystems.

Wales is a country where centuries-old castles rise above green valleys and coastlines are marked by rugged cliffs and quiet coves. Its capital, Cardiff, combines modern architecture with historical landmarks like Cardiff Castle, which has Roman origins and a Victorian Gothic interior. Just outside the city, St Fagans National Museum of History offers a walk-through experience of Welsh life over the past 500 years, with original buildings relocated from across the country.

Tissamaharama, often called “Tissa” by seasoned travelers, sits in southern Sri Lanka as a town steeped in history and living culture. Once the capital of the ancient Ruhuna Kingdom in the 3rd century BCE, this settlement still radiates stories from the distant past in its temples, reservoirs, and even the streets where market life unfolds each day.

Tristan da Cunha is a remote volcanic island in the South Atlantic Ocean, forming part of a small archipelago along with Inaccessible Island and Nightingale Island. Known as the most isolated inhabited island in the world, it is accessible only by a week-long boat journey from South Africa.

Kos, an enchanting island in Greece’s Dodecanese archipelago, is a gem steeped in both history and natural beauty. Known as the birthplace of Hippocrates, the father of modern medicine, Kos is home to the ancient Asclepeion, a healing temple where Hippocrates taught his students. Visitors can wander through the well-preserved ruins and enjoy sweeping views over the island and the Aegean Sea.